unit : mm
Thread
L
B
C
D
M
Pitch
M8
0.75
15
11
12.6
-
1.0
M10
17
12.7
14.5
M12
20
14
16
M14
28
19
21.6
18.5
1.5
M20
36
26
29.7
25
M25
46、66
32
36.7
31.5
2.0
66
M36
80
46
53
45